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Worcester County Climate

Worcester County, Maryland

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec57.8°AVG °F

Avg Annual Temp

57.8°F

Annual Precip

45.0"

Annual Snowfall

6.8"

Extreme Heat Days

22

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.4"
3.1"
4.1"
3.3"
3.5"
3.5"
4.0"
4.3"
4.6"
4.0"
3.2"
3.8"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7b

Minimum winter temperature range for plant survival

Growing Degree Days

4,157

Excellent for heat-loving crops

Last spring frost (32°F): 04/07
First fall frost (32°F): 11/02

Seasonal Overview

Comfort ZoneSpring46°64°11.0"Summer73°78°11.9"Fall50°71°11.8"Winter38°42°10.4"20°40°60°80°100°

National Comparison

Warmer than 63% of US counties
Wetter than 58% of US counties
More seasonal variation than 33% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Worcester County

Climate Verdict

Worcester County has a mild, with an average annual temperature of 57.8°F, moderately wet with 45.0 inches of annual precipitation, occasional hot days — 22.3 per year above 90°F, light snow averaging 6.8 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 38.2°F. summers are warm — July averages 77.6°F. The 39°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.

Regional Context

Worcester County closely matches the Maryland statewide average temperature of 55.9°F.

Climate Profile

About Worcester County Weather

Subtropical Influence on the Atlantic Coast

Worcester County records an annual average of 57.8°F, placing it firmly in a warm, humid temperate zone by national standards. It receives 45.0 inches of precipitation annually, matching the typical moisture levels of the Mid-Atlantic coast.

Maryland's Warmest Coastal Frontier

The county's 57.8°F annual average is nearly two degrees higher than the Maryland state average of 55.9°F. This makes it one of the warmest counties in the state, with the Atlantic Ocean helping to stabilize temperature swings.

Milder Extremes Than Inland Wicomico

While Worcester and Wicomico both average 57.8°F, Worcester enjoys a milder summer with only 22 extreme heat days. This is nearly 30% fewer 90-degree days than its neighbor, thanks to the direct cooling effect of the ocean.

Mild Winters and Ocean-Cooled Summers

Summer averages a comfortable 75.6°F, while winter temperatures stay well above freezing at 40.2°F. Snow is infrequent on the coast, with the county receiving only 6.8 inches per year on average.

Plan for Coastal Humidity and Wind

The mild 40.2°F winter average reduces heating demands compared to inland Maryland, but salt air and humidity require specialized home maintenance. Residents should prepare for 22 days of heat above 90°F, typically mitigated by sea breezes.

Frequently Asked Questions

What is the average temperature in Worcester County?
The average annual temperature in Worcester County, MD is 57.8°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Worcester County get?
Worcester County receives an average of 45.0 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Worcester County?
Yes, Worcester County receives an average of 6.8 inches of snowfall per year according to NOAA climate normals.
How hot does Worcester County get in summer?
The average summer temperature (June-August) in Worcester County is 75.6°F. The county experiences an average of 22 days per year above 90°F.
How cold are winters in Worcester County?
The average winter temperature (December-February) in Worcester County is 40.2°F. January, typically the coldest month, averages 38.2°F.

Track your own weather in Worcester County

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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.

Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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